module.exports = {
  presets: [
    '@vue/cli-plugin-babel/preset'
  ],
  "plugins": ['@babel/plugin-transform-modules-umd',"@babel/plugin-proposal-private-methods"]
  // plugins: ['@babel/plugin-transform-modules-umd'], //添加这行解决 import 导入 umd 模块报错的问题
}
